9:00 – 9:15:
Welcome and Introduction

9:15 – 10:00: 
Social Media and GIScience: Challenges and Opportunities 
Anthony Stefanidis,
George Mason University 

10:00-10:30: Coffee Break 

10:30 – 11:00:
Exploring Strava Segments as a Source of Placename Information 
Elise A. Acheson and Ross S. Purves
University of Zurich 

11:00 – 11:30:
Locating GeoSocial Town: Digital Places and Urban Spaces Across Census Tract and Volunteered Geographic Information in Florence 
Antonello Romano
University of Sienna

11:30 – 12:00:
Landuse Classification and Occupancy Estimation from Fine Grained Social Media Analysis 
Gautam S. Thakur, Kevin A. Sparks, Marie L. Urban, Robert N. Stewart, Budhendra L. Bhaduri
Oak Ridge Lab 

12:00 – 1:30: Lunch Break 

1:30 – 2:00:
A Socio-geographic Perspective on Human Activities in Social Media 
Ding Ma, Mats Sandberg, and Bin Jiang 
University of Gavle, Sweden

2:00 – 2:30:
Health Crises in Twitter: A Comparative Study of Spatial Patterns of Participation for Ebola and Zika
Jacek Radzikowski, Arie Croitoru, Andrew Crooks, Paul Delamater, Kathryn Jacobsen, George Lamprianidis, Dieter Pfoser, Anthony Stefanidis, Emily Vraga
George Mason University 

2:30 – 3:30:
Keynote Address: A Multi-scale Representation for Predicting Human Activities in the Era of Big Data 
Bin Jiang
University of Gavle